134478244 has 6 divisors (see below), whose sum is σ = 235336934. Its totient is φ = 67239120.

The previous prime is 134478229. The next prime is 134478247. The reversal of 134478244 is 442874431.

It can be written as a sum of positive squares in only one way, i.e., 122367844 + 12110400 = 11062^2 + 3480^2 .

It is not an unprimeable number, because it can be changed into a prime (134478247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16809777 + ... + 16809784.

Almost surely, 2^134478244 is an apocalyptic number.

It is an amenable number.

134478244 is a deficient number, since it is larger than the sum of its proper divisors (100858690).

134478244 is a wasteful number, since it uses less digits than its factorization.

134478244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33619565 (or 33619563 counting only the distinct ones).

The product of its digits is 86016, while the sum is 37.

The square root of 134478244 is about 11596.4754990471. The cubic root of 134478244 is about 512.3310491283.

The spelling of 134478244 in words is "one hundred thirty-four million, four hundred seventy-eight thousand, two hundred forty-four".